The invention provides seed and plants of the bean line designated 08550811. The invention thus relates to the plants, seeds and tissue cultures of bean line 08550811, and to methods for producing a bean plant produced by crossing a plant of bean line 08550811 with itself or with another bean plant, such as a plant of another line. The invention further relates to seeds and plants produced by such crossing. The invention further relates to parts of a plant of bean line 08550811, including the pods and gametes of such plants.